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Apparatus for Cleaning Deep Wells.

Description: Patent for a device that assists in cleaning deep wells that have caked material in the pumping apparatus by using hot steam.
Date: July 3, 1917
Creator: Deats, George W.
Partner: UNT Libraries Government Documents Department

Wire-Stretcher

Description: Patent for a wire stretcher for barbed wire or woven wire fences. Illustrations included.
Date: July 6, 1909
Creator: Graham, Bruno
Partner: UNT Libraries Government Documents Department

Life-Saving Device for the Cabs of Locomotives.

Description: Patent for a life-saving device for the cabs of locomotives. The device is used to safely help the engineer or fireman escape from the locomotive engine cab should danger arise. The device is used to protect an individual against fire, hot water, or some other forms of danger.
Date: July 20, 1915
Creator: Uttz, William A.
Partner: UNT Libraries Government Documents Department

Letter-Box.

Description: Patent for improvements in mail-boxes, where a movable partition is place inside of a mail-box “which is raised by the cover or lid so as to receive the mail and then drop it into the box as soon as the lid is closed, to attach to the lid an apron which rises in the box so as to make connection with the inner edge of the partition when the lid is raised to deposit mail-matter, and thus prevent any possibility of the content of the box from being abstracted when the cover is raised.” (Lines 18-2… more
Date: July 7, 1891
Creator: Wesson, Miley B.
Partner: UNT Libraries Government Documents Department

Truck or Vehicle for Elevated Railways.

Description: Patent for an improved, strong, simple, inexpensive, and durable truck or vehicle for elevated railways that is meant to throw the lateral force of the car-body is exerted vertically downward onto the car's wheels.
Date: July 11, 1893
Creator: Turner, Ephraim M.
Partner: UNT Libraries Government Documents Department

Valve Control for Radiator Drain-Cocks.

Description: Patent for "controlling devices for operating the valves of radiator drain cocks and for cleaning the drain cock pipe, and the object is to provide a convenient device by which the drain cock valve can be easily and quickly closed or opened and by which the drain pipe can be cleaned and kept cleaned." (lines 10-16)
Date: July 27, 1920
Creator: Brandt, Herman
Partner: UNT Libraries Government Documents Department

Locomotive number Plate and Holder Therefor

Description: Patent for a locomotive number plate and holder therefor. Illustration included.
Date: July 14, 1908
Creator: Lape, John K.
Partner: UNT Libraries Government Documents Department

Window-Fastener.

Description: Patent for a new and useful window fastener, including instructions and illustrations.
Date: July 25, 1899
Creator: James, Will S.
Partner: UNT Libraries Government Documents Department

Visual Automatic-Setback Annunicator.

Description: Patent for an indicator dial controlled by magnets to read out a display for an instrument via a lever.
Date: July 24, 1917
Creator: Stephens, Lee
Partner: UNT Libraries Government Documents Department

Valve

Description: Patent for valves which are of a better construction to prevent leakage.
Date: July 14, 1914
Creator: Bird, John M.
Partner: UNT Libraries Government Documents Department

Water Elevator Chain.

Description: Patent for a new and improved water-elevator chain. This design "has relation to that class of water-elevators in which the buckets are connected to an endless chain formed of wire, the several links being connected to each other by loops or eyes formed thereon; and the object thereof is to improve the construction of this class of wire chains, whereby the bearings for the links are greatly increased and strengthened and the general construction of the chain rendered more durable, also the link… more
Date: July 26, 1887
Creator: Mayfield, William Dudley
Partner: UNT Libraries Government Documents Department

Lubricator.

Description: Patent for an efficient lubricator apparatus that is made up of a reservoir for lubricating oil, a discharge pipe, another pipe that feeds water or condensed steam into the reservoir to displace the oil, a sediment container that has a valved discharge outlet on the bottom, a filter that cleans oil from the discharge pipe, a pipe that lets fluid into the sediment receptacle, and a steam pipe above the oil reservoir.
Date: July 16, 1895
Creator: Herold, Charles
Partner: UNT Libraries Government Documents Department

Vehicle-Wheel.

Description: Patent for a vehicle-wheel that has cushioned, pneumatic, or elastic tires, shoulders, inwardly extending parallel branches, a felly that holds the branches in place and curves around the body of the tire, bolts that go through the felly and the branches, and spokes inside the felly.
Date: July 17, 1894
Creator: Penoyer, Newton D.
Partner: UNT Libraries Government Documents Department

Liquid-Fuel Burner.

Description: Patent for a liquid fuel burner for use in stoves that completely burns the fuel.
Date: July 18, 1911
Creator: Hawkins, William L.
Partner: UNT Libraries Government Documents Department

Indicator for Pressure Gages

Description: Patent for an indicator for pressure gages. Illustration included.
Date: July 19, 1910
Creator: Fields, Roberts E.
Partner: UNT Libraries Government Documents Department

Improvement in Scrapers.

Description: Patent for improved road scraper with two-wheel vehicle and scoop pulled by a chain.
Date: July 15, 1873
Creator: Mayfield, William Dudley
Partner: UNT Libraries Government Documents Department

Tractor

Description: Patent for improvements to tractors which are designed with the driver's seat positioned on the trailing unit. The improvements allow for tools to be attached in such a way cultivating may be done near fences and other common obstructions.
Date: July 1, 1918
Creator: Chenoweth, William B.
Partner: UNT Libraries Government Documents Department

Vending-Machine.

Description: Patent for device to improve price display, movement of goods, and correct coin measurement of coin-controlled vending machines.
Date: July 7, 1903
Creator: Scheble, Eugene Stiles
Partner: UNT Libraries Government Documents Department

Stalk-Breaker.

Description: Patent for "an improved stalk breaker and means for mounting it on an ordinary farm-wagon and making it adjustable and possible to raise the breaker up, so that it will not strike obstructions when being moved from place to place;" (lines 8-13) including illustrations.
Date: July 10, 1900
Creator: Shaw, Drury P.
Partner: UNT Libraries Government Documents Department

Tire-Shoe.

Description: Patent for a device that fits "pneumatic tires for automobiles" (lines 8-9) in order to "prevent the slipping of a pneumatic tired wheel in snow, ice, mud, sand, or the like." (lines 10-12).
Date: July 20, 1915
Creator: McCall, Jacob Capshaw
Partner: UNT Libraries Government Documents Department

Marine Puzzle for Toy.

Description: Patent for certain new and useful improvements in marine puzzles or toys, including instructions and illustrations.
Date: July 11, 1899
Creator: Butz, John F.
Partner: UNT Libraries Government Documents Department

Splitting-Ax

Description: Patent for a splitting ax to be used for splitting wood, especially rails, constructed in a manner to prevent the ax wedge from sticking in the rail. The patent includes instructions and illustrations.
Date: July 16, 1918
Creator: Sandidge, Thomas R., Sr.
Partner: UNT Libraries Government Documents Department

Speed-Indicator.

Description: Patent for a speed-indicator to be used on trolly-cars and other vehicles that informs anyone looking behind the trolly-car if that car is speeding or not. An alarm goes off when the car goes above a predetermined speed, which is activated by a governor that is controlled from the wheels. A device keeps the signal normal.
Date: July 7, 1896
Creator: Bateman, Talbot Owens
Partner: UNT Libraries Government Documents Department

Pump-Jack.

Description: Patent for improvements to pump jacks. Simple gravity actuated devices are provided to aid the power mechanism of the pump jack, resulting in smoother, more even operation.
Date: July 15, 1919
Creator: Dayton, William L.
Partner: UNT Libraries Government Documents Department
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